diff -Naur apper-0.7.1-orig//ApperKCM/CategoryModel.cpp apper-0.7.1/ApperKCM/CategoryModel.cpp
--- apper-0.7.1-orig//ApperKCM/CategoryModel.cpp	2012-02-21 14:22:05.000000000 +0100
+++ apper-0.7.1/ApperKCM/CategoryModel.cpp	2012-02-28 10:23:33.776572272 +0100
@@ -200,7 +200,10 @@
     m_groups = Daemon::groups();
     QStandardItem *item;
     foreach (const Package::Group &group, m_groups) {
-        if (group != Package::UnknownGroup) {
+        if (group != Package::UnknownGroup &&
+            group != Package::GroupDesktopGnome &&
+            group != Package::GroupDesktopOther &&
+            group != Package::GroupDesktopXfce) {
             item = new QStandardItem(PkStrings::groups(group));
             item->setDragEnabled(false);
             item->setData(Transaction::RoleSearchGroup, SearchRole);